1111132111512 has 64 divisors (see below), whose sum is σ = 2928552019200. Its totient is φ = 350341407360.

The previous prime is 1111132111511. The next prime is 1111132111549. The reversal of 1111132111512 is 2151112311111.

It is a super-4 number, since 4×1111132111512⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111132111511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588039 + ... + 2178102.

It is an arithmetic number, because the mean of its divisors is an integer number (45758625300).

Almost surely, 2^{1111132111512} is an apocalyptic number.

1111132111512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1111132111512 is an abundant number, since it is smaller than the sum of its proper divisors (1817419907688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111132111512 is a wasteful number, since it uses less digits than its factorization.

1111132111512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3766816 (or 3766812 counting only the distinct ones).

The product of its digits is 60, while the sum is 21.

Adding to 1111132111512 its reverse (2151112311111), we get a palindrome (3262244422623).

The spelling of 1111132111512 in words is "one trillion, one hundred eleven billion, one hundred thirty-two million, one hundred eleven thousand, five hundred twelve".